1. Determine the kinetic energy of a 1500g roller coaster car that is moving with a speed of 2m/s.

2. If the roller coaster car in the above problem (mass 1500kg) were moving with twice the speed (4m/s), then what would be its new kinetic energy?

3. Misty, the former platform diver for the Ringling Brother's Circus had a speed of 15m/s when she hit the water. If Missy's mass is 50,000 g, then what was her kinetic energy?

4. You serve a volleyball with a mass of 2.5 kg. The ball leaves your hand with a speed of 30 m/s. Calculate it's kinetic energy

5. A car is traveling with a velocity of 40 m/s and has a mass of 1120 kg. Calculate the kinetic energy

6. What is the kinetic energy of a 3-kilogram ball that is rolling at 2 meters per second?

7. What is the kinetic energy of a 1-kilogram ball is thrown into the air with an initial velocity of 30 m/sec?

8. What is the kinetic energy of a 2,000-kilogram boat moving at 5 m/sec?

9. Richard is driving a 1,845kg truck at a rate of 45mphr. When he collides with a guard rail. How mych Kinetic Energy did Richard have upon imapct?

10. A 250 kg football player is traveling at a velocity of 3m/s. If he tackles somebody how much kinetic energy will he imapact on the other person?

Bonus Question (5pts) Mitsy, the former platform diver for the Ringling Brother's Circus had a kinetic energy of 15,000 J just prior to hitting the bucket of water. If Missy's mass is 50 kg, then what is her speed?

Bonous Question (5pts) A train is traveling at 125m/hr and has a kinetic energy of 15625000J. What is the trains mass